“A shady business never yields a sunny life”

“A shady business never yields a sunny life” was printed in Forbes Epigrams: 1000 Thoughts on Life and Business (1922) by B. C. Forbes, the founder of Forbes magazine. It became one of the most reprinted epigrams from the book and reflected Forbes’ values about honesty in business.
 
   
Wikipedia: B. C. Forbes
Bertie Charles Forbes (May 14, 1880 – May 6, 1954) was a Scottish financial journalist and author who founded Forbes Magazine.
 
OCLC WorldCat record
Forbes epigrams, 1000 thoughts on life and business,
Author: B C Forbes
Publisher: New York, B.C. Forbes Pub. Co. [©1922]
Edition/Format:   Book : English
 
Google Books
24 June 1922, Forbes magazine, pg. 266 ad:
A shady business never yields a sunny life.
(An advertisement for the book Forbes Epigrams—ed.)
 
3 August 1922, Lima (OH) News, “Shady Business Beclouds Life” by B. C. Forbes, pg. 5, col. 1:
A shady business never yields a sunny life.
(Selections from the book Forbes Epigrams—ed.)
     
Google Books
Aesop’s Foibles:
With six hundred quotations of the great minds of the ages
By Oscar Berger
New York, NY: John Day Co.
1947
Pg. 28:
A shady business never yields a sunny life.
B. C. FORBES
 
Google Books
The Modern Handbook of Humor
By Ralph Louis Woods
New York, NY: McGraw-Hill
1967
Pg. 18:
A shady business never yields a sunny life. — В. С. Forbes
 
Google Books
The Fall of the House of Forbes:
The Inside Story of the Collapse of a Media Empire
By Stewart Pinkerton
New York, NY: St. Martin’s Press
Pg. 69:
And many more were to follow: “A shady business never yields a sunny life.”